IsoGrego

Find the top n Gregorian chants most similar to a given one, sorted by cosine TF-IDF similarity of the GABC files.

Last sync with GregoBase: 2025-12-19. Max GregoBase ID: 20393.

🎩 tip: "How to compute the similarity between two text documents?" StackOverflow question. Originally inspired by "examples of same setting, different texts?" MusicaSacra forum thread. See the source code on GitHub.

See, e.g.: 1961 Solesmes Liber Usualis

Click on the chant name to expand/contract the collapsible. Click the chant image to open it up in GregoBase. Click the 🔍 to find similarities to the given chant.

  1. 🔍 100% Per tuam crucemPer tuam crucem
  2. 🔍 44% Mihi absit gloriari nisi in cruceMihi absit gloriari nisi in cruce
  3. 🔍 44% Cornelius centurioCornelius centurio
  4. 🔍 37% Quomodo fiet istudQuomodo fiet istud
  5. 🔍 36% Christi milesChristi miles
  6. 🔍 36% Gloriosus Dei amicusGloriosus Dei amicus
  7. 🔍 35% Beata AgathaBeata Agatha
  8. 🔍 35% Jesu nostra redemptioJesu nostra redemptio
  9. 🔍 34% Sancte PauleSancte Paule
  10. 🔍 33% VerumtamenVerumtamen
  11. 🔍 33% Ex more docti mysticoEx more docti mystico
  12. 🔍 33% Candor aeternaeCandor aeternae
  13. 🔍 33% Concede nobis DomineConcede nobis Domine
  14. 🔍 33% Aspice DomineAspice Domine
  15. 🔍 33% Vexilla Regis prodeuntVexilla Regis prodeunt
  16. 🔍 33% Te saeculorum PrincipemTe saeculorum Principem
  17. 🔍 32% Sertum gestansSertum gestans
  18. 🔍 32% Beata nobis gaudiaBeata nobis gaudia
  19. 🔍 32% Ex ejus tumbaEx ejus tumba
  20. 🔍 32% Beata nobis gaudiaBeata nobis gaudia
  21. 🔍 31% O spem miramO spem miram
  22. 🔍 31% O spem miramO spem miram
  23. 🔍 31% Jam lucis orto sidere (In Quadragesima)Jam lucis orto sidere (In Quadragesima)
  24. 🔍 31% O spem miramO spem miram
  25. 🔍 31% Nunc tempus acceptabileNunc tempus acceptabile
  26. 🔍 31% Iam ChristusIam Christus
  27. 🔍 31% O rex aeterne DomineO rex aeterne Domine
  28. 🔍 31% Jam Christus astraJam Christus astra
  29. 🔍 31% Gloria IGloria I
  30. 🔍 31% Exsultet orbis gaudiis (Alter tonus)Exsultet orbis gaudiis (Alter tonus)
  31. 🔍 30% Lux perpetuaLux perpetua
  32. 🔍 30% Pange lingua... LaureamPange lingua... Lauream
  33. 🔍 30% Pange lingua... proeliumPange lingua... proelium
  34. 🔍 30% Omnis pulchritudoOmnis pulchritudo
  35. 🔍 30% Salva RedemptorSalva Redemptor
  36. 🔍 30% Lustra sex qui jamLustra sex qui jam
  37. 🔍 30% Haec hora (Pentecostes)Haec hora (Pentecostes)
  38. 🔍 30% Jam Christus astraJam Christus astra
  39. 🔍 30% O spem miramO spem miram
  40. 🔍 30% Dei fideDei fide
  41. 🔍 30% Salve crux sanctaSalve crux sancta
  42. 🔍 30% Beata visceraBeata viscera
  43. 🔍 30% Te saeculorum PrincipemTe saeculorum Principem
  44. 🔍 30% De quacumqueDe quacumque
  45. 🔍 30% Rector potens (In Quadragesima)Rector potens (In Quadragesima)
  46. 🔍 30% Pange Lingua... ProeliumPange Lingua... Proelium
  47. 🔍 29% Te lucis ante terminumTe lucis ante terminum
  48. 🔍 29% Rerum Deus (In Quadragesima)Rerum Deus (In Quadragesima)
  49. 🔍 29% Ex more docti MysticoEx more docti Mystico
  50. 🔍 29% In martyris LaurentiiIn martyris Laurentii
  51. 🔍 29% Nunc Sancte nobis (In Quadragesima)Nunc Sancte nobis (In Quadragesima)
  52. 🔍 29% Qui manducatQui manducat
  53. 🔍 29% Vexilla Regis (with all original stanzas)Vexilla Regis (with all original stanzas)
  54. 🔍 29% Quem terra pontus aetheraQuem terra pontus aethera
  55. 🔍 29% Sacerdotes sanctiSacerdotes sancti
  56. 🔍 29% Loquens JosephLoquens Joseph
  57. 🔍 29% Lustris sex qui jam peractisLustris sex qui jam peractis
  58. 🔍 29% Agnus Dei XI (forma ordinaria)Agnus Dei XI (forma ordinaria)
  59. 🔍 29% Festum celebre martyrisFestum celebre martyris
  60. 🔍 29% En acetumEn acetum
  61. 🔍 29% Te sancte rursus LudoviceTe sancte rursus Ludovice
  62. 🔍 28% Lustris sex qui jam peractis ( Primus versus tantum notatus)Lustris sex qui jam peractis ( Primus versus tantum notatus)
  63. 🔍 28% Vexilla Regis prodeuntVexilla Regis prodeunt
  64. 🔍 28% Qua Christus hora sitiitQua Christus hora sitiit
  65. 🔍 28% Libera me Domine de morteLibera me Domine de morte